Leander Claes

Elektrische Messtechnik (EMT)
claes@emt.uni-paderborn.de
ID
11829

68 Publications

Mark all

[68]
2024 | Research Data | LibreCat-ID: 12950
L. Claes and M. Webersen, pyfds 0.3.1 - modular field simulation tool. GitHub, Inc., 2024.
LibreCat | Files available | DOI
 
[67]
2023 | Conference Paper | LibreCat-ID: 43233
H. Zeipert, C. von Germeten, O. Friesen, L. Claes, S. Johannesmann, and B. Henning, “Investigation of change in dispersive behaviour during adhesive curing in multi-layered structures,” in Fortschritte der Akustik - DAGA 2023, Hamburg, 2023, pp. 819–822.
LibreCat
 
[66]
2023 | Conference Paper | LibreCat-ID: 43229
L. Claes, “Bestimmung der Volumenviskosität mittels akustischer Absorptionsmessung,” in Fortschritte der Akustik - DAGA 2023, Hamburg, 2023, pp. 7–14.
LibreCat
 
[65]
2023 | Journal Article | LibreCat-ID: 37543
T. Hetkämper, K. Koch, L. Claes, and B. Henning, “Phase-preserving methods to visualise ultrasonic fields with schlieren imaging,” tm - Technisches Messen, vol. 90, no. 2, pp. 103–112, 2023, doi: 10.1515/teme-2022-0112.
LibreCat | DOI
 
[64]
2023 | Journal Article | LibreCat-ID: 45445
L. Claes et al., “Inverse procedure for measuring piezoelectric material parameters using a single multi-electrode sample,” Journal of Sensors and Sensor Systems, vol. 12, no. 1, pp. 163–173, 2023, doi: 10.5194/jsss-12-163-2023.
LibreCat | DOI
 
[63]
2023 | Misc | LibreCat-ID: 45455
L. Claes, L. Meihost, and B. Jurgelucks, Inverse procedure for the identification of piezoelectric material parameters supported by dense neural networks. GAMM Annual Meeting, Dresden, 2023.
LibreCat
 
[62]
2023 | Conference Paper | LibreCat-ID: 47138
T. Hetkämper, K. Koch, M. Webersen, and L. Claes, “Application-based learning of signal analysis methods with the help of a graphical open-source software,” presented at the SEFI 2023 Annual Conference, 2023, doi: 10.21427/159K-G445.
LibreCat | DOI
 
[61]
2023 | Journal Article | LibreCat-ID: 48053
T. Hetkämper, L. Claes, and B. Henning, “Vorzeichenrichtige tomographische Rekonstruktion von Ultraschallfeldern mit Hilfe der Schlierentechnik,” tm - Technisches Messen, vol. 90, no. s1, pp. 49–54, 2023, doi: 10.1515/teme-2023-0069.
LibreCat | DOI
 
[60]
2023 | Conference Abstract | LibreCat-ID: 51117
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the 7th International Conference on Advanced Electromaterials (ICAE 2023), Jeju, Korea, 2023.
LibreCat
 
[59]
2023 | Conference Abstract | LibreCat-ID: 51118
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the International Conference on Functional Materials & Devices 2023 (ICFMD 2023), Incheon, Korea, 2023.
LibreCat
 
[58]
2022 | Misc | LibreCat-ID: 6592
L. Claes, Messverfahren für die akustische Absorption zur Bestimmung der Volumenviskosität. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2022.
LibreCat
 
[57]
2022 | Conference Paper | LibreCat-ID: 31331
T. Hetkämper, L. Claes, and B. Henning, “Schlieren imaging with fractional Fourier transform to visualise ultrasonic fields,” presented at the 21. ITG/GMA- Fachtagung Sensoren und Messsysteme 2022, Nürnberg, 2022.
LibreCat
 
[56]
2022 | Conference Paper | LibreCat-ID: 6553
L. Claes, N. Feldmann, V. Schulze, B. Jurgelucks, A. Walther, and B. Henning, “Identification of piezoelectric material parameters using optimised multi-electrode specimens,” in Fortschritte der Akustik - DAGA 2022, Stuttgart, 2022, pp. 1326–1329.
LibreCat | Files available
 
[55]
2022 | Journal Article | LibreCat-ID: 6579 | OA
V. Inguva et al., “An explicit symplectic approach to solving the wave equation in moving media,” Engineering Reports, Art. no. e12573, 2022, doi: 10.1002/eng2.12573.
LibreCat | DOI | Download (ext.)
 
[54]
2022 | Misc | LibreCat-ID: 6558
O. Friesen, L. Claes, N. Feldmann, and B. Henning, Estimation of piezoelectric material parameters of ring-shaped specimens. International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), 2022.
LibreCat
 
[53]
2022 | Journal Article | LibreCat-ID: 30863
S. Johannesmann, L. Claes, N. Feldmann, H. Zeipert, and B. Henning, “Lamb wave based approach to the determination of acoustic material parameters,” tm - Technisches Messen, vol. 89, no. 7–8, pp. 493–506, 2022, doi: 10.1515/teme-2021-0134.
LibreCat | DOI
 
[52]
2022 | Conference Paper | LibreCat-ID: 6588
S. Johannesmann, L. Claes, and B. Henning, “Estimation of viscoelastic material parameters of polymers using Lamb waves,” in Fortschritte der Akustik - DAGA 2022, Stuttgart, 2022, pp. 1401–1404.
LibreCat | Files available
 
[51]
2021 | Journal Article | LibreCat-ID: 21067
L. Claes, H. Schmiegel, C. Grünsteidl, S. Johannesmann, M. Webersen, and B. Henning, “Investigating peculiarities of piezoelectric detection methods for acoustic plate waves in material characterisation applications,” tm - Technisches Messen, vol. 88, no. 3, pp. 147–155, 2021.
LibreCat | DOI
 
[50]
2021 | Journal Article | LibreCat-ID: 23791
S. Johannesmann, L. Claes, and B. Henning, “Lamb wave based approach to the determination of elastic and viscoelastic material parameters,” tm - Technisches Messen, vol. 88, no. s1, pp. s28–s33, 2021.
LibreCat | DOI
 
[49]
2021 | Conference Paper | LibreCat-ID: 22013
H. Zeipert et al., “Measurement and Simulation of Lamb Waves in Adhesive-bonded Multilayer Systems,” presented at the Sensor and Measurement Science International, Nürnberg, 2021, pp. 91–92.
LibreCat | DOI
 
[48]
2021 | Journal Article | LibreCat-ID: 22925
L. Claes et al., “Measurement procedure for acoustic absorption and bulk viscosity of liquids,” Measurement, Art. no. 109919, 2021, doi: 10.1016/j.measurement.2021.109919.
LibreCat | DOI
 
[47]
2021 | Journal Article | LibreCat-ID: 27367
H. Zeipert et al., “An approach to adhesive bond characterisation using guided acoustic waves in multi-layered plates,” at - Automatisierungstechnik, pp. 962–969, 2021, doi: 10.1515/auto-2021-0089.
LibreCat | DOI | Download (ext.)
 
[46]
2021 | Conference Paper | LibreCat-ID: 25880 | OA
T. Hetkämper, D. Dreiling, L. Claes, and B. Henning, “Tomographie des Schallfelds von Ultraschallwandlern mittels Schlierentechnik,” presented at the DAGA 2021 - 47. Jahrestagung für Akustik, 2021.
LibreCat | Files available
 
[45]
2021 | Dissertation | LibreCat-ID: 21502 | OA
L. Claes, Messverfahren für die akustische Absorption in reinen Fluiden zur Bestimmung der Volumenviskosität. Universiät Paderborn, 2021.
LibreCat | DOI | Download (ext.)
 
[44]
2021 | Misc | LibreCat-ID: 21233
V. Schulze, S. Schmidt, B. Jurgelucks, N. Feldmann, and L. Claes, Optimal experiment design with respect to electrode configurations for a piezoelectric problem. GAMM Annual Meeting, Kassel, 2021.
LibreCat
 
[43]
2021 | Journal Article | LibreCat-ID: 21341
N. Feldmann et al., “Modelling damping in piezoceramics: A comparative study,” tm - Technisches Messen, vol. 88, no. 5, pp. 294–302, 2021, doi: 10.1515/teme-2020-0096.
LibreCat | DOI
 
[42]
2021 | Conference Paper | LibreCat-ID: 22012
L. Claes et al., “Optimised Multi-Electrode Topology for Piezoelectric Material Characterisation,” Nürnberg, 2021, pp. 237–238, doi: 10.5162/SMSI2021/A10.1.
LibreCat | DOI
 
[41]
2021 | Misc | LibreCat-ID: 23462
V. Schulze, S. Schmidt, B. Jurgelucks, N. Feldmann, and L. Claes, Piezoelectric BC Modeling for Electrode Shapes with OED. GAMM Juniors’ Summer School 2021, Graz, 2021.
LibreCat
 
[40]
2020 | Conference Paper | LibreCat-ID: 15490 | OA
L. Claes, E. Baumhögger, T. Rüther, J. Gierse, T. Tröster, and B. Henning, “Reduction of systematic measurement deviation in acoustic absorption measurement systems,” in Fortschritte der Akustik - DAGA 2020, 2020, pp. 1077–1080.
LibreCat | Files available
 
[39]
2020 | Journal Article | LibreCat-ID: 19313
N. Feldmann, V. Schulze, L. Claes, B. Jurgelucks, A. Walther, and B. Henning, “Inverse piezoelectric material parameter characterization using a single disc-shaped specimen,” tm - Technisches Messen, pp. 50–55, 2020, doi: 10.1515/teme-2020-0012.
LibreCat | DOI
 
[38]
2020 | Conference Paper | LibreCat-ID: 13943 | OA
M. Krumme, M. Webersen, L. Claes, and Y. Webersen, “Analoge Klangsynthese zur Vermittlung von Grundkenntnissen der Signalverarbeitung an Studierende nicht-technischer Fachrichtungen,” in Fortschritte der Akustik - DAGA 2020, 2020, pp. 542–545.
LibreCat | Files available
 
[37]
2020 | Conference Paper | LibreCat-ID: 19502 | OA
T. Hetkämper, M. Krumme, D. Dreiling, and L. Claes, “A modular, scalable open-hardware platform for project-based laboratory courses in electrical engineering studies,” in SEFI 48th Annual Conference Proceedings - Engaging Engineering Education, Enschede, 2020, pp. 1309–1313.
LibreCat | Files available
 
[36]
2020 | Journal Article | LibreCat-ID: 15489 | OA
L. Claes, C. Steidl, T. Hetkämper, and B. Henning, “Estimation of acoustic wave non-linearity in ultrasonic measurement systems,” arXiv.org, 2020, doi: 10.48550/arXiv.2001.05708.
LibreCat | DOI | Download (ext.) | arXiv
 
[35]
2019 | Conference Paper | LibreCat-ID: 9718
S. Johannesmann, M. Webersen, J. Düchting, L. Claes, and B. Henning, “Characterization of the linear-acoustic material behavior of fiber-reinforced composites using lamb waves,” in 45th Annual Review of Progress in Quantitative Nondestructive Evaluation , Burlington, 2019, vol. 38.
LibreCat | DOI
 
[34]
2019 | Conference Paper | LibreCat-ID: 15164
N. Feldmann, B. Jurgelucks, L. Claes, and B. Henning, “A sensitivity-based optimisation procedure for the characterisation of piezoelectric discs,” in 2019 International Congress on Ultrasonics, 2019.
LibreCat | DOI
 
[33]
2019 | Conference Paper | LibreCat-ID: 16076
T. Hetkämper, L. Claes, and B. Henning, “Evolutionary algorithm for the design of passive electric matching networks for ultrasonic transducers,” in 2019 International Congress on Ultrasonics, Bruges, 2019.
LibreCat | DOI
 
[32]
2019 | Journal Article | LibreCat-ID: 13143
L. Claes et al., “Acoustic absorption measurement for the determination of the volume viscosity of pure fluids / Messverfahren für die akustischen Absorption zur Bestimmung der Volumenviskosität reiner Fluide,” tm - Technisches Messen, pp. 2–6, 2019.
LibreCat | DOI
 
[31]
2019 | Conference Paper | LibreCat-ID: 13647
L. Claes, S. Johannesmann, E. Baumhögger, and B. Henning, “Quantification of frequency-dependent absorption phenomena,” in 2019 International Congress on Ultrasonics, Bruges, 2019.
LibreCat | DOI
 
[30]
2019 | Misc | LibreCat-ID: 8482
B. Jurgelucks, V. Schulze, N. Feldmann, and L. Claes, Arbitrary sensitivity for inverse problems in piezoelectricity. GAMM Annual Meeting, Wien, 2019.
LibreCat
 
[29]
2018 | Journal Article | LibreCat-ID: 6562
N. Feldmann, B. Jurgelucks, L. Claes, V. Schulze, B. Henning, and A. Walther, “An inverse approach to the characterisation of material parameters of piezoelectric discs with triple-ring-electrodes,” tm - Technisches Messen, vol. 86, no. 2, pp. 59–65, 2018.
LibreCat | DOI
 
[28]
2018 | Journal Article | LibreCat-ID: 6567
S. Johannesmann, J. Düchting, M. Webersen, L. Claes, and B. Henning, “An acoustic waveguide-based approach to the complete characterisation of linear elastic, orthotropic material behaviour,” tm - Technisches Messen, vol. 2018, no. 85, pp. 478–486, 2018.
LibreCat | DOI
 
[27]
2018 | Conference Paper | LibreCat-ID: 6568
S. Johannesmann, T. Brockschmidt, F. Rump, M. Webersen, L. Claes, and B. Henning, “Acoustic material characterization of prestressed, plate-shaped specimens,” in Sensoren und Messsysteme, 2018, pp. 231–234.
LibreCat
 
[26]
2018 | Journal Article | LibreCat-ID: 6577
M. Webersen, S. Johannesmann, J. Düchting, L. Claes, and B. Henning, “Guided ultrasonic waves for determining effective orthotropic material parameters of continuous-fiber reinforced thermoplastic plates,” Ultrasonics, vol. 84, pp. 53–62, 2018.
LibreCat | DOI
 
[25]
2018 | Conference Paper | LibreCat-ID: 6578
M. Webersen, S. Johannesmann, J. Düchting, L. Claes, and B. Henning, “Akustische Charakterisierung der richtungsabhängigen elastischen Eigenschaften faserverstärkter Kunststoffe,” in Fortschritte der Akustik - DAGA 2018, 2018, pp. 1263–1266.
LibreCat
 
[24]
2018 | Misc | LibreCat-ID: 6593
L. Claes, N. Feldmann, and B. Henning, Materialparameter von bleihaltigen und bleifreien Piezokeramiken und ihre Bedeutung in der Anwendung. PI Ceramic Akademie, Lederhose, 2018.
LibreCat
 
[23]
2018 | Misc | LibreCat-ID: 6594
L. Claes, H. Zeipert, P. Koppa, T. Tröster, and B. Henning, Additiv gefertigte, akustische Diffusor-Strukturen für Ultraschallanwendungen. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[22]
2018 | Misc | LibreCat-ID: 6595
N. Feldmann, B. Jurgelucks, L. Claes, and B. Henning, Vollständige Charakterisierung von piezoelektrischen Scheiben mit Ringelektroden. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[21]
2018 | Misc | LibreCat-ID: 6596
M. Webersen, S. Johannesmann, T. Brockschmidt, F. Rump, L. Claes, and B. Henning, Einfluss mechanischer Vorspannung auf das mechanische Materialverhalten von Polymeren. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[20]
2018 | Journal Article | LibreCat-ID: 6571
B. Jurgelucks, L. Claes, A. Walther, and B. Henning, “Optimization of triple-ring electrodes on piezoceramic transducers using algorithmic differentiation,” Optimization Methods and Software, vol. 33, no. 4–6, pp. 868--888, 2018, doi: 10.1080/10556788.2018.1435652.
LibreCat | DOI
 
[19]
2017 | Journal Article | LibreCat-ID: 6552
F. Bause, L. Claes, M. Webersen, S. Johannesmann, and B. Henning, “Viskoelastizität und Anisotropie von Kunststoffen: Ultraschallbasierte Methoden zur Materialparameterbestimmung,” tm - Technisches Messen, vol. 84, no. 3, 2017.
LibreCat | DOI
 
[18]
2017 | Conference Paper | LibreCat-ID: 6556
L. Claes, R. S. Chatwell, J. Vrabec, and B. Henning, “A Spectral Approach to Acoustic Absorption Measurement,” in PROCEEDINGS -- AMA Conferences 2017, 2017, pp. 304–309.
LibreCat | DOI
 
[17]
2017 | Conference Paper | LibreCat-ID: 6557
L. Claes, A. Jäger, S. Johannesmann, M. Webersen, M. Kupnik, and B. Henning, “Acoustic Material Characterization of Additively Manufactured Components,” in PROCEEDINGS -- AMA Conferences 2017, 2017, pp. 605–610.
LibreCat | DOI
 
[16]
2017 | Conference Paper | LibreCat-ID: 6559
L. Claes, H. Zeipert, P. Koppa, T. Tröster, and B. Henning, “Additively manufactured acoustic diffuser structures for ultrasonic measurement applications,” in Proceedings of Meetings on Acoustics, 2017, p. 030004.
LibreCat | DOI
 
[15]
2017 | Conference Paper | LibreCat-ID: 6565
A. Jäger, S. Johannesmann, L. Claes, M. Webersen, B. Henning, and M. Kupnik, “Evaluating the Influence of 3D-Printing Parameters on Acoustic Material Properties,” in 2017 IEEE IUS~Proceedings, 2017.
LibreCat
 
[14]
2017 | Conference Paper | LibreCat-ID: 6566
S. Johannesmann, L. Claes, M. Webersen, and B. Henning, “Inverser Ansatz zur akustischen Charakterisierung plattenförmiger Materialproben,” in Fortschritte der Akustik - DAGA 2017, 2017, pp. 999–1002.
LibreCat
 
[13]
2017 | Conference Paper | LibreCat-ID: 6572
B. Jurgelucks, N. Feldmann, L. Claes, B. Henning, and A. Walther, “Material parameter determination of a piezoelectric disc with triple-ring-electrodes for increased sensitivity,” in Proceedings of Meetings on Acoustics, 2017, p. 030010.
LibreCat | DOI
 
[12]
2017 | Conference Paper | LibreCat-ID: 6575
F. Bause, L. Claes, M. Webersen, and B. Henning, “Ultrasonic measurements in the characterization of viscoelasticity and aging of polymers,” in PROCEEDINGS -- AMA Conferences 2017, 2017, p. 414.
LibreCat | DOI
 
[11]
2017 | Misc | LibreCat-ID: 6591
L. Claes, N. Feldmann, and B. Henning, Spektrale Verfahren zur Bestimmung der akustischen Absorption in fluiden Medien. Workshop “Schallfeldbasierte Messverfahren”, Drübeck, 2017.
LibreCat
 
[10]
2016 | Journal Article | LibreCat-ID: 6551
F. Bause et al., “Ultrasonic transmission measurements in the characterization of viscoelasticity utilizing polymeric waveguides,” Measurement Science and Technology, vol. 27, no. 10, 2016.
LibreCat | DOI
 
[9]
2016 | Journal Article | LibreCat-ID: 6555 | OA
L. Claes, T. Meyer, F. Bause, J. Rautenberg, and B. Henning, “Determination of the material properties of polymers using laser-generated broadband ultrasound,” Journal of Sensors and Sensor Systems, vol. 5, no. 1, pp. 187–196, 2016.
LibreCat | DOI | Download (ext.)
 
[8]
2016 | Conference Paper | LibreCat-ID: 6564
B. Fischer and L. Claes, “Miniaturized all-optical Sound Pressure Sensor,” in INTER-NOISE 2016, 2016.
LibreCat
 
[7]
2016 | Misc | LibreCat-ID: 6569
B. Jurgelucks and L. Claes, Increasing the Sensitivity of Impedance with Respect to Material Parameters of Triple-Ring Electrode Piezoelectric Transducers using Algorithmic Differentiation. Workshop on Direct and Inverse Problems in Piezoelectricity, Erlangen, 2016.
LibreCat
 
[6]
2016 | Conference Paper | LibreCat-ID: 6570
B. Jurgelucks and L. Claes, “Optimisation of triple-ring-electrodes on piezoceramic transducers using algorithmic differentiation,” in AD2016 The 7th International Conference on Algorithmic Differentiation, Christ Church, Oxford, United Kingdom, 2016, pp. 99–102.
LibreCat
 
[5]
2016 | Conference Paper | LibreCat-ID: 6576
M. Webersen, S. Johannesmann, L. Claes, and B. Henning, “Characterization of Continuous-fiber Reinforced Thermoplastics Using Thermoacoustically Excited Ultrasonic Lamb Waves,” in 2016 IEEE IUS~Proceedings, 2016.
LibreCat
 
[4]
2015 | Conference Paper | LibreCat-ID: 6554
L. Claes, F. Bause, J. Rautenberg, and B. Henning, “Detection of ultrasonic plate waves using ceramic strip transducers,” in Proceedings SENSOR 2015, 2015, pp. 775–779.
LibreCat | DOI
 
[3]
2014 | Misc | LibreCat-ID: 6550
F. Bause, J. Rautenberg, N. Feldmann, L. Claes, and B. Henning, Methoden zur Zeit-Frequenz-Analyse bei der Untersuchung dispersionsbehafteter Signale, vol. 8. DEGA-Symposium, Bad Honnef, 2014.
LibreCat
 
[2]
2014 | Conference Paper | LibreCat-ID: 6574
S. Olfert, L. Claes, and B. Henning, “Rekonstruktion der räumlichen Schallwechseldruckverteilung unter Berücksichtigung der Orthogonalität optischer und akustischer Achsen beim Schlierenverfahren,” in Fortschritte der Akustik - DAGA 2014, 2014, pp. 541–542.
LibreCat
 
[1]
2013 | Conference Paper | LibreCat-ID: 6573
S. Olfert, L. Claes, and B. Henning, “Influence of angular radiated ultrasound waves on the Schlieren tomogram,” in Proceedings of the International Conference on Acoustics, 2013, pp. 477–480.
LibreCat
 
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68 Publications

Mark all

[68]
2024 | Research Data | LibreCat-ID: 12950
L. Claes and M. Webersen, pyfds 0.3.1 - modular field simulation tool. GitHub, Inc., 2024.
LibreCat | Files available | DOI
 
[67]
2023 | Conference Paper | LibreCat-ID: 43233
H. Zeipert, C. von Germeten, O. Friesen, L. Claes, S. Johannesmann, and B. Henning, “Investigation of change in dispersive behaviour during adhesive curing in multi-layered structures,” in Fortschritte der Akustik - DAGA 2023, Hamburg, 2023, pp. 819–822.
LibreCat
 
[66]
2023 | Conference Paper | LibreCat-ID: 43229
L. Claes, “Bestimmung der Volumenviskosität mittels akustischer Absorptionsmessung,” in Fortschritte der Akustik - DAGA 2023, Hamburg, 2023, pp. 7–14.
LibreCat
 
[65]
2023 | Journal Article | LibreCat-ID: 37543
T. Hetkämper, K. Koch, L. Claes, and B. Henning, “Phase-preserving methods to visualise ultrasonic fields with schlieren imaging,” tm - Technisches Messen, vol. 90, no. 2, pp. 103–112, 2023, doi: 10.1515/teme-2022-0112.
LibreCat | DOI
 
[64]
2023 | Journal Article | LibreCat-ID: 45445
L. Claes et al., “Inverse procedure for measuring piezoelectric material parameters using a single multi-electrode sample,” Journal of Sensors and Sensor Systems, vol. 12, no. 1, pp. 163–173, 2023, doi: 10.5194/jsss-12-163-2023.
LibreCat | DOI
 
[63]
2023 | Misc | LibreCat-ID: 45455
L. Claes, L. Meihost, and B. Jurgelucks, Inverse procedure for the identification of piezoelectric material parameters supported by dense neural networks. GAMM Annual Meeting, Dresden, 2023.
LibreCat
 
[62]
2023 | Conference Paper | LibreCat-ID: 47138
T. Hetkämper, K. Koch, M. Webersen, and L. Claes, “Application-based learning of signal analysis methods with the help of a graphical open-source software,” presented at the SEFI 2023 Annual Conference, 2023, doi: 10.21427/159K-G445.
LibreCat | DOI
 
[61]
2023 | Journal Article | LibreCat-ID: 48053
T. Hetkämper, L. Claes, and B. Henning, “Vorzeichenrichtige tomographische Rekonstruktion von Ultraschallfeldern mit Hilfe der Schlierentechnik,” tm - Technisches Messen, vol. 90, no. s1, pp. 49–54, 2023, doi: 10.1515/teme-2023-0069.
LibreCat | DOI
 
[60]
2023 | Conference Abstract | LibreCat-ID: 51117
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the 7th International Conference on Advanced Electromaterials (ICAE 2023), Jeju, Korea, 2023.
LibreCat
 
[59]
2023 | Conference Abstract | LibreCat-ID: 51118
C. Scheidemann, T. Hemsel, O. Friesen, L. Claes, and W. Sextro, “Influence of Temperature and Pre-Stress on the Piezoelectric Material Behavior of Ring-Shaped Ceramics,” presented at the International Conference on Functional Materials & Devices 2023 (ICFMD 2023), Incheon, Korea, 2023.
LibreCat
 
[58]
2022 | Misc | LibreCat-ID: 6592
L. Claes, Messverfahren für die akustische Absorption zur Bestimmung der Volumenviskosität. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2022.
LibreCat
 
[57]
2022 | Conference Paper | LibreCat-ID: 31331
T. Hetkämper, L. Claes, and B. Henning, “Schlieren imaging with fractional Fourier transform to visualise ultrasonic fields,” presented at the 21. ITG/GMA- Fachtagung Sensoren und Messsysteme 2022, Nürnberg, 2022.
LibreCat
 
[56]
2022 | Conference Paper | LibreCat-ID: 6553
L. Claes, N. Feldmann, V. Schulze, B. Jurgelucks, A. Walther, and B. Henning, “Identification of piezoelectric material parameters using optimised multi-electrode specimens,” in Fortschritte der Akustik - DAGA 2022, Stuttgart, 2022, pp. 1326–1329.
LibreCat | Files available
 
[55]
2022 | Journal Article | LibreCat-ID: 6579 | OA
V. Inguva et al., “An explicit symplectic approach to solving the wave equation in moving media,” Engineering Reports, Art. no. e12573, 2022, doi: 10.1002/eng2.12573.
LibreCat | DOI | Download (ext.)
 
[54]
2022 | Misc | LibreCat-ID: 6558
O. Friesen, L. Claes, N. Feldmann, and B. Henning, Estimation of piezoelectric material parameters of ring-shaped specimens. International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA), 2022.
LibreCat
 
[53]
2022 | Journal Article | LibreCat-ID: 30863
S. Johannesmann, L. Claes, N. Feldmann, H. Zeipert, and B. Henning, “Lamb wave based approach to the determination of acoustic material parameters,” tm - Technisches Messen, vol. 89, no. 7–8, pp. 493–506, 2022, doi: 10.1515/teme-2021-0134.
LibreCat | DOI
 
[52]
2022 | Conference Paper | LibreCat-ID: 6588
S. Johannesmann, L. Claes, and B. Henning, “Estimation of viscoelastic material parameters of polymers using Lamb waves,” in Fortschritte der Akustik - DAGA 2022, Stuttgart, 2022, pp. 1401–1404.
LibreCat | Files available
 
[51]
2021 | Journal Article | LibreCat-ID: 21067
L. Claes, H. Schmiegel, C. Grünsteidl, S. Johannesmann, M. Webersen, and B. Henning, “Investigating peculiarities of piezoelectric detection methods for acoustic plate waves in material characterisation applications,” tm - Technisches Messen, vol. 88, no. 3, pp. 147–155, 2021.
LibreCat | DOI
 
[50]
2021 | Journal Article | LibreCat-ID: 23791
S. Johannesmann, L. Claes, and B. Henning, “Lamb wave based approach to the determination of elastic and viscoelastic material parameters,” tm - Technisches Messen, vol. 88, no. s1, pp. s28–s33, 2021.
LibreCat | DOI
 
[49]
2021 | Conference Paper | LibreCat-ID: 22013
H. Zeipert et al., “Measurement and Simulation of Lamb Waves in Adhesive-bonded Multilayer Systems,” presented at the Sensor and Measurement Science International, Nürnberg, 2021, pp. 91–92.
LibreCat | DOI
 
[48]
2021 | Journal Article | LibreCat-ID: 22925
L. Claes et al., “Measurement procedure for acoustic absorption and bulk viscosity of liquids,” Measurement, Art. no. 109919, 2021, doi: 10.1016/j.measurement.2021.109919.
LibreCat | DOI
 
[47]
2021 | Journal Article | LibreCat-ID: 27367
H. Zeipert et al., “An approach to adhesive bond characterisation using guided acoustic waves in multi-layered plates,” at - Automatisierungstechnik, pp. 962–969, 2021, doi: 10.1515/auto-2021-0089.
LibreCat | DOI | Download (ext.)
 
[46]
2021 | Conference Paper | LibreCat-ID: 25880 | OA
T. Hetkämper, D. Dreiling, L. Claes, and B. Henning, “Tomographie des Schallfelds von Ultraschallwandlern mittels Schlierentechnik,” presented at the DAGA 2021 - 47. Jahrestagung für Akustik, 2021.
LibreCat | Files available
 
[45]
2021 | Dissertation | LibreCat-ID: 21502 | OA
L. Claes, Messverfahren für die akustische Absorption in reinen Fluiden zur Bestimmung der Volumenviskosität. Universiät Paderborn, 2021.
LibreCat | DOI | Download (ext.)
 
[44]
2021 | Misc | LibreCat-ID: 21233
V. Schulze, S. Schmidt, B. Jurgelucks, N. Feldmann, and L. Claes, Optimal experiment design with respect to electrode configurations for a piezoelectric problem. GAMM Annual Meeting, Kassel, 2021.
LibreCat
 
[43]
2021 | Journal Article | LibreCat-ID: 21341
N. Feldmann et al., “Modelling damping in piezoceramics: A comparative study,” tm - Technisches Messen, vol. 88, no. 5, pp. 294–302, 2021, doi: 10.1515/teme-2020-0096.
LibreCat | DOI
 
[42]
2021 | Conference Paper | LibreCat-ID: 22012
L. Claes et al., “Optimised Multi-Electrode Topology for Piezoelectric Material Characterisation,” Nürnberg, 2021, pp. 237–238, doi: 10.5162/SMSI2021/A10.1.
LibreCat | DOI
 
[41]
2021 | Misc | LibreCat-ID: 23462
V. Schulze, S. Schmidt, B. Jurgelucks, N. Feldmann, and L. Claes, Piezoelectric BC Modeling for Electrode Shapes with OED. GAMM Juniors’ Summer School 2021, Graz, 2021.
LibreCat
 
[40]
2020 | Conference Paper | LibreCat-ID: 15490 | OA
L. Claes, E. Baumhögger, T. Rüther, J. Gierse, T. Tröster, and B. Henning, “Reduction of systematic measurement deviation in acoustic absorption measurement systems,” in Fortschritte der Akustik - DAGA 2020, 2020, pp. 1077–1080.
LibreCat | Files available
 
[39]
2020 | Journal Article | LibreCat-ID: 19313
N. Feldmann, V. Schulze, L. Claes, B. Jurgelucks, A. Walther, and B. Henning, “Inverse piezoelectric material parameter characterization using a single disc-shaped specimen,” tm - Technisches Messen, pp. 50–55, 2020, doi: 10.1515/teme-2020-0012.
LibreCat | DOI
 
[38]
2020 | Conference Paper | LibreCat-ID: 13943 | OA
M. Krumme, M. Webersen, L. Claes, and Y. Webersen, “Analoge Klangsynthese zur Vermittlung von Grundkenntnissen der Signalverarbeitung an Studierende nicht-technischer Fachrichtungen,” in Fortschritte der Akustik - DAGA 2020, 2020, pp. 542–545.
LibreCat | Files available
 
[37]
2020 | Conference Paper | LibreCat-ID: 19502 | OA
T. Hetkämper, M. Krumme, D. Dreiling, and L. Claes, “A modular, scalable open-hardware platform for project-based laboratory courses in electrical engineering studies,” in SEFI 48th Annual Conference Proceedings - Engaging Engineering Education, Enschede, 2020, pp. 1309–1313.
LibreCat | Files available
 
[36]
2020 | Journal Article | LibreCat-ID: 15489 | OA
L. Claes, C. Steidl, T. Hetkämper, and B. Henning, “Estimation of acoustic wave non-linearity in ultrasonic measurement systems,” arXiv.org, 2020, doi: 10.48550/arXiv.2001.05708.
LibreCat | DOI | Download (ext.) | arXiv
 
[35]
2019 | Conference Paper | LibreCat-ID: 9718
S. Johannesmann, M. Webersen, J. Düchting, L. Claes, and B. Henning, “Characterization of the linear-acoustic material behavior of fiber-reinforced composites using lamb waves,” in 45th Annual Review of Progress in Quantitative Nondestructive Evaluation , Burlington, 2019, vol. 38.
LibreCat | DOI
 
[34]
2019 | Conference Paper | LibreCat-ID: 15164
N. Feldmann, B. Jurgelucks, L. Claes, and B. Henning, “A sensitivity-based optimisation procedure for the characterisation of piezoelectric discs,” in 2019 International Congress on Ultrasonics, 2019.
LibreCat | DOI
 
[33]
2019 | Conference Paper | LibreCat-ID: 16076
T. Hetkämper, L. Claes, and B. Henning, “Evolutionary algorithm for the design of passive electric matching networks for ultrasonic transducers,” in 2019 International Congress on Ultrasonics, Bruges, 2019.
LibreCat | DOI
 
[32]
2019 | Journal Article | LibreCat-ID: 13143
L. Claes et al., “Acoustic absorption measurement for the determination of the volume viscosity of pure fluids / Messverfahren für die akustischen Absorption zur Bestimmung der Volumenviskosität reiner Fluide,” tm - Technisches Messen, pp. 2–6, 2019.
LibreCat | DOI
 
[31]
2019 | Conference Paper | LibreCat-ID: 13647
L. Claes, S. Johannesmann, E. Baumhögger, and B. Henning, “Quantification of frequency-dependent absorption phenomena,” in 2019 International Congress on Ultrasonics, Bruges, 2019.
LibreCat | DOI
 
[30]
2019 | Misc | LibreCat-ID: 8482
B. Jurgelucks, V. Schulze, N. Feldmann, and L. Claes, Arbitrary sensitivity for inverse problems in piezoelectricity. GAMM Annual Meeting, Wien, 2019.
LibreCat
 
[29]
2018 | Journal Article | LibreCat-ID: 6562
N. Feldmann, B. Jurgelucks, L. Claes, V. Schulze, B. Henning, and A. Walther, “An inverse approach to the characterisation of material parameters of piezoelectric discs with triple-ring-electrodes,” tm - Technisches Messen, vol. 86, no. 2, pp. 59–65, 2018.
LibreCat | DOI
 
[28]
2018 | Journal Article | LibreCat-ID: 6567
S. Johannesmann, J. Düchting, M. Webersen, L. Claes, and B. Henning, “An acoustic waveguide-based approach to the complete characterisation of linear elastic, orthotropic material behaviour,” tm - Technisches Messen, vol. 2018, no. 85, pp. 478–486, 2018.
LibreCat | DOI
 
[27]
2018 | Conference Paper | LibreCat-ID: 6568
S. Johannesmann, T. Brockschmidt, F. Rump, M. Webersen, L. Claes, and B. Henning, “Acoustic material characterization of prestressed, plate-shaped specimens,” in Sensoren und Messsysteme, 2018, pp. 231–234.
LibreCat
 
[26]
2018 | Journal Article | LibreCat-ID: 6577
M. Webersen, S. Johannesmann, J. Düchting, L. Claes, and B. Henning, “Guided ultrasonic waves for determining effective orthotropic material parameters of continuous-fiber reinforced thermoplastic plates,” Ultrasonics, vol. 84, pp. 53–62, 2018.
LibreCat | DOI
 
[25]
2018 | Conference Paper | LibreCat-ID: 6578
M. Webersen, S. Johannesmann, J. Düchting, L. Claes, and B. Henning, “Akustische Charakterisierung der richtungsabhängigen elastischen Eigenschaften faserverstärkter Kunststoffe,” in Fortschritte der Akustik - DAGA 2018, 2018, pp. 1263–1266.
LibreCat
 
[24]
2018 | Misc | LibreCat-ID: 6593
L. Claes, N. Feldmann, and B. Henning, Materialparameter von bleihaltigen und bleifreien Piezokeramiken und ihre Bedeutung in der Anwendung. PI Ceramic Akademie, Lederhose, 2018.
LibreCat
 
[23]
2018 | Misc | LibreCat-ID: 6594
L. Claes, H. Zeipert, P. Koppa, T. Tröster, and B. Henning, Additiv gefertigte, akustische Diffusor-Strukturen für Ultraschallanwendungen. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[22]
2018 | Misc | LibreCat-ID: 6595
N. Feldmann, B. Jurgelucks, L. Claes, and B. Henning, Vollständige Charakterisierung von piezoelektrischen Scheiben mit Ringelektroden. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[21]
2018 | Misc | LibreCat-ID: 6596
M. Webersen, S. Johannesmann, T. Brockschmidt, F. Rump, L. Claes, and B. Henning, Einfluss mechanischer Vorspannung auf das mechanische Materialverhalten von Polymeren. Workshop “Messtechnische Anwendungen von Ultraschall”, Drübeck, 2018.
LibreCat
 
[20]
2018 | Journal Article | LibreCat-ID: 6571
B. Jurgelucks, L. Claes, A. Walther, and B. Henning, “Optimization of triple-ring electrodes on piezoceramic transducers using algorithmic differentiation,” Optimization Methods and Software, vol. 33, no. 4–6, pp. 868--888, 2018, doi: 10.1080/10556788.2018.1435652.
LibreCat | DOI
 
[19]
2017 | Journal Article | LibreCat-ID: 6552
F. Bause, L. Claes, M. Webersen, S. Johannesmann, and B. Henning, “Viskoelastizität und Anisotropie von Kunststoffen: Ultraschallbasierte Methoden zur Materialparameterbestimmung,” tm - Technisches Messen, vol. 84, no. 3, 2017.
LibreCat | DOI
 
[18]
2017 | Conference Paper | LibreCat-ID: 6556
L. Claes, R. S. Chatwell, J. Vrabec, and B. Henning, “A Spectral Approach to Acoustic Absorption Measurement,” in PROCEEDINGS -- AMA Conferences 2017, 2017, pp. 304–309.
LibreCat | DOI
 
[17]
2017 | Conference Paper | LibreCat-ID: 6557
L. Claes, A. Jäger, S. Johannesmann, M. Webersen, M. Kupnik, and B. Henning, “Acoustic Material Characterization of Additively Manufactured Components,” in PROCEEDINGS -- AMA Conferences 2017, 2017, pp. 605–610.
LibreCat | DOI
 
[16]
2017 | Conference Paper | LibreCat-ID: 6559
L. Claes, H. Zeipert, P. Koppa, T. Tröster, and B. Henning, “Additively manufactured acoustic diffuser structures for ultrasonic measurement applications,” in Proceedings of Meetings on Acoustics, 2017, p. 030004.
LibreCat | DOI
 
[15]
2017 | Conference Paper | LibreCat-ID: 6565
A. Jäger, S. Johannesmann, L. Claes, M. Webersen, B. Henning, and M. Kupnik, “Evaluating the Influence of 3D-Printing Parameters on Acoustic Material Properties,” in 2017 IEEE IUS~Proceedings, 2017.
LibreCat
 
[14]
2017 | Conference Paper | LibreCat-ID: 6566
S. Johannesmann, L. Claes, M. Webersen, and B. Henning, “Inverser Ansatz zur akustischen Charakterisierung plattenförmiger Materialproben,” in Fortschritte der Akustik - DAGA 2017, 2017, pp. 999–1002.
LibreCat
 
[13]
2017 | Conference Paper | LibreCat-ID: 6572
B. Jurgelucks, N. Feldmann, L. Claes, B. Henning, and A. Walther, “Material parameter determination of a piezoelectric disc with triple-ring-electrodes for increased sensitivity,” in Proceedings of Meetings on Acoustics, 2017, p. 030010.
LibreCat | DOI
 
[12]
2017 | Conference Paper | LibreCat-ID: 6575
F. Bause, L. Claes, M. Webersen, and B. Henning, “Ultrasonic measurements in the characterization of viscoelasticity and aging of polymers,” in PROCEEDINGS -- AMA Conferences 2017, 2017, p. 414.
LibreCat | DOI
 
[11]
2017 | Misc | LibreCat-ID: 6591
L. Claes, N. Feldmann, and B. Henning, Spektrale Verfahren zur Bestimmung der akustischen Absorption in fluiden Medien. Workshop “Schallfeldbasierte Messverfahren”, Drübeck, 2017.
LibreCat
 
[10]
2016 | Journal Article | LibreCat-ID: 6551
F. Bause et al., “Ultrasonic transmission measurements in the characterization of viscoelasticity utilizing polymeric waveguides,” Measurement Science and Technology, vol. 27, no. 10, 2016.
LibreCat | DOI
 
[9]
2016 | Journal Article | LibreCat-ID: 6555 | OA
L. Claes, T. Meyer, F. Bause, J. Rautenberg, and B. Henning, “Determination of the material properties of polymers using laser-generated broadband ultrasound,” Journal of Sensors and Sensor Systems, vol. 5, no. 1, pp. 187–196, 2016.
LibreCat | DOI | Download (ext.)
 
[8]
2016 | Conference Paper | LibreCat-ID: 6564
B. Fischer and L. Claes, “Miniaturized all-optical Sound Pressure Sensor,” in INTER-NOISE 2016, 2016.
LibreCat
 
[7]
2016 | Misc | LibreCat-ID: 6569
B. Jurgelucks and L. Claes, Increasing the Sensitivity of Impedance with Respect to Material Parameters of Triple-Ring Electrode Piezoelectric Transducers using Algorithmic Differentiation. Workshop on Direct and Inverse Problems in Piezoelectricity, Erlangen, 2016.
LibreCat
 
[6]
2016 | Conference Paper | LibreCat-ID: 6570
B. Jurgelucks and L. Claes, “Optimisation of triple-ring-electrodes on piezoceramic transducers using algorithmic differentiation,” in AD2016 The 7th International Conference on Algorithmic Differentiation, Christ Church, Oxford, United Kingdom, 2016, pp. 99–102.
LibreCat
 
[5]
2016 | Conference Paper | LibreCat-ID: 6576
M. Webersen, S. Johannesmann, L. Claes, and B. Henning, “Characterization of Continuous-fiber Reinforced Thermoplastics Using Thermoacoustically Excited Ultrasonic Lamb Waves,” in 2016 IEEE IUS~Proceedings, 2016.
LibreCat
 
[4]
2015 | Conference Paper | LibreCat-ID: 6554
L. Claes, F. Bause, J. Rautenberg, and B. Henning, “Detection of ultrasonic plate waves using ceramic strip transducers,” in Proceedings SENSOR 2015, 2015, pp. 775–779.
LibreCat | DOI
 
[3]
2014 | Misc | LibreCat-ID: 6550
F. Bause, J. Rautenberg, N. Feldmann, L. Claes, and B. Henning, Methoden zur Zeit-Frequenz-Analyse bei der Untersuchung dispersionsbehafteter Signale, vol. 8. DEGA-Symposium, Bad Honnef, 2014.
LibreCat
 
[2]
2014 | Conference Paper | LibreCat-ID: 6574
S. Olfert, L. Claes, and B. Henning, “Rekonstruktion der räumlichen Schallwechseldruckverteilung unter Berücksichtigung der Orthogonalität optischer und akustischer Achsen beim Schlierenverfahren,” in Fortschritte der Akustik - DAGA 2014, 2014, pp. 541–542.
LibreCat
 
[1]
2013 | Conference Paper | LibreCat-ID: 6573
S. Olfert, L. Claes, and B. Henning, “Influence of angular radiated ultrasound waves on the Schlieren tomogram,” in Proceedings of the International Conference on Acoustics, 2013, pp. 477–480.
LibreCat
 
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